#2153A0#2153A0

#2153A0 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.3% C 0.136 H 259.1°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#2153A0
RGB	rgb(33, 83, 160)
HSL	hsl(216, 66%, 38%)
HSV	hsv(216, 79%, 63%)
CMYK	cmyk(79.4%, 48.1%, 0%, 37.3%)
CIE-LAB	lab(36.07, 12.08, -46.52)
CIE-LCH	lch(36.07, 48.06, 284.56°)
OKLab	oklab(45.27% -0.0258 -0.1336)
OKLCH	oklch(45.27% 0.136 259.1)
XYZ	xyz(10.0633, 9.0467, 34.4667)
Luminance	0.0905 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2153A0 #A06E21

analogous

#2192A0 #2153A0 #2F21A0

triadic

#2153A0 #A02153 #53A021

tetradic

#2153A0 #A02192 #A06E21 #21A02F

square

#2153A0 #A02192 #A06E21 #21A02F

split-complementary

#2153A0 #A02F21 #92A021

monochromatic

#0C1E3B #17396D #2153A0 #2B6DD3 #5E90DE

Accessibility & contrast

On white

7.47

#2153A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#2153A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2153A0

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2153A0	#FFFFFF	#000000	##FFFFFF
##2153A0	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#285BA3

Deuteranopia (green-blind)

#004F9E

Tritanopia (blue-blind)

#006572

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2153a0;
/* rgb */ color: rgb(33, 83, 160);
/* oklch */ color: oklch(45.3% 0.136 259.1);

Tailwind

colors: {
  custom: {
    50: '#7082bd',
    500: '#2153a0',
    950: '#000000',
  },
}

SCSS

$custom: #2153a0;
$custom-light: #7082bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2153a0",
  "rgb": {
    "r": 33,
    "g": 83,
    "b": 160
  },
  "hsl": {
    "h": 216.378,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.45268,
    "c": 0.13611,
    "h": 259.1
  },
  "luminance": 0.09048
}

Semantic roles & 50–950 ramp

primary

#2153A0

secondary

#C2995B

accent

#A63FE9

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2153A0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →